intext intitle inurl filetype site
whois# whois stonybrook.edu
# whois 130.245.27.2
A AAAA
NS MX
CNAME PTR
SRV
TXT
HINFO
nslookup dig host
AXFR
A/AAAA
ping netcat
auth, broadcast, brute, default, discovery, dos, exploit, external, fuzzer, intrusive, malware, safe, version, vuln
# nmap –sV 192.168.0.1 –p 22
(1)
SYN/ACK
(2)
RSTIPID=X
(1)
SYNsrcIP = zombie
(2)
SYN/ACK
(3)
RSTIPID=X+1
(1)
SYN/ACK
(2)
RSTIPID=X+2
arp-scan# arp-scan 192.168.0.0/24
snmpenum snmpcheck snmpwalk